dear team, we are pulling the data from oracle to sqlserver one of my table having more than 200 millions of data. we are not able to accesing few reports(Execution time is more than 55min) which is Accessing this table from from staging Database in sql server.we are trying to the Table partiton on this table this table primary key was difined by combination of columns(A+B+C a,b,c is three different columns from table ). table is having lanching time field and recreation time field also existing .we loading this table using SSIS Package exetuion process because of this table partition any impact on ETL process.

usually the table partition is done on identity column or timestamp column. How is the partition currently setup? are the individual partitions on different filegroups?There's a whole lot of resources available on partitioning